F21V29/763—Cooling arrangements characterised by passive heat-dissipating elements, e.g. heat-sinks with fins or blades with essentially identical parallel planar fins or blades, e.g. with comb-like cross-section the planes containing the fins or blades having the direction of the light emitting axis

F21Y—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES F21K, F21L, F21S and F21V, RELATING TO THE FORM OR THE KIND OF THE LIGHT SOURCES OR OF THE COLOUR OF THE LIGHT EMITTED

F21Y2115/00—Light-generating elements of semiconductor light sources

F21Y2115/10—Light-emitting diodes [LED]

Abstract

The invention relates to a light emitting diode lamp comprising a base, a radiator, a plurality of light emitting diode modules and a plurality of buckles, wherein the light emitting diode modules are pasted on the radiator, the buckles are used for fixing the radiator, the radiator comprises a base plate and a plurality of radiating fins which extend downwards from the bottom surface of the base plate, a partition plate is arranged in the base, the base plate of the radiator is clamped on the partition plate, and the radiating fins pass through the partition plate downwards; the buckles stretch across the base plate of the radiator and is used for fixing the radiator on the base, and the middle parts of the buckles are pressed on the base plate. Compared with the prior art, in the light emitting diode lamp, the radiator and the base are fixedly arranged by the buckles, the radiator can be disassembled and assembled by manually operating the buckles without using relative tools, and the light emitting diode lamp is convenient to assemble and disassemble, thereby simplifying a replacing process and improving work efficiency.

Description

Led lamp

Technical field

The present invention relates to a kind of lighting device, particularly a kind of led lamp.

Background technology

Than traditional light emitting source; Advantage such as that light emitting diode has is in light weight, volume is little, pollution is low, the life-span grows tall; It is applied in the middle of each field, like street lamp, traffic lights, signal lamp, shot-light and ornament lamp or the like as a kind of novel light emitting source more and more.

In some professional use as as outside indoor during lighting apparatus; Light emitting diode module can produce great amount of heat when work, if these heats can not be distributed in time, will cause light emitting diode overheated easily; Its luminous efficiency is reduced, directly burn out even and can't work on.Existing led lamp is often through being provided with in lighting apparatus and light emitting diode module fixes the radiator that contacts so that light emitting diode module is dispelled the heat.Yet; This type of radiator is fixedly installed on the led lamp with the mode of lock screw usually, when needs heat exchange radiator more, perhaps during the replacing of light emitting diode module and radiator one; Need to use relevant professional tool dismounting, radiator is installed, it is complicated to change flow process.

Summary of the invention

In view of this, be necessary to provide a kind of convenient led lamp of installing, dismantling radiator.

A kind of led lamp; Comprise a pedestal, a radiator and be attached at some light emitting diode module and the fastener of the said radiator of plurality of fixed on the radiator; Said radiator comprises that a substrate reaches by substrate bottom surface to the some radiating fins that extend below; Has a dividing plate in the said pedestal; The substrate holding of said radiator is on dividing plate and radiating fin is passed down through dividing plate; Said fastener is fixed in this radiator on the pedestal across said radiator base plate; And fastener middle part is pressed on the said substrate, said fastener by an elastic metal wire body continuously bending form, it comprises and one articulates the holding section be fixed on the said dividing plate, extended by these two ends, holding section respectively and be pressed on two clamping parts on the substrate and extend outward and be movably attached to two insertion sections on the said dividing plate by the free end of two clamping parts respectively; Said each clamping part comprises two straight press section and the two n shape sections of alternately setting up at interval of controlling, and elastic deformation is close to or reinstatement is movably attached on the dividing plate thereby the insertion section of said fastener takes place through the section of controlling of operating two clamping parts.

Compared with prior art; Led lamp of the present invention fixes installation through some fasteners with said radiator and pedestal; Dismantling and this radiator is installed only needs the said fastener of manual operation to get final product, and need not use related tool, convenient installation, dismounting; Thereby simplified the replacing flow process, improved operating efficiency.

With reference to the accompanying drawings, in conjunction with embodiment the present invention is done further description.

Description of drawings

Fig. 1 is the combination stereogram of one embodiment of the present invention.

Fig. 2 is the three-dimensional exploded view of led lamp among Fig. 1.

Fig. 3 is the inverted three-dimensional exploded view of led lamp among Fig. 1.

Fig. 4 is the combination stereogram that led lamp removes lampshade among Fig. 1.

The specific embodiment

See also Fig. 1 to Fig. 2; Be the led lamp of one embodiment of the present invention, it comprises a pedestal 10, place a radiator 20 on this pedestal 10, be attached at these radiator 20 one sides some light emitting diode module 30, with said radiator 20 be fixed in two fasteners 40 on the said pedestal 10, a light-guiding shade 50 and the lid that is covered on the light emitting diode module 30 places the lampshade 60 on the pedestal 10 that said light emitting diode module 30 is covered in the pedestal 10 with light-guiding shade 50.

Please consult Fig. 3 in the lump; Said pedestal 10 is rectangular-shaped, and it comprises by the four end to end frameworks 12 that form of plate body (indicating) erect and from these framework 12 medial surfaces and extends internally and this framework inside is divided into a dividing plate 14 of two parts (indicating) up and down.Said dividing plate 14 is positioned at the inboard middle part of said framework 12 and perpendicular to each plate body of this framework 12.These dividing plate 14 central vertical are recessed to form a rectangle supporting part 142 (as shown in Figure 2) downwards and are used to place said radiator 20.The bottom surface of this supporting part 142 (not indicating) offers and connects the rectangle port 144 that this dividing plate 14 passes through for said radiator 20.Place, two ends near supporting part 142 1 sides on said dividing plate 14 offers two mating holes 146 respectively, to cooperate with screw (figure does not show) and respectively two fasteners 100 to be fixedly installed on the said dividing plate 14; Place, two ends near supporting part 142 opposite sides offers four mating holes 146 respectively, respectively four fasteners 100 are fixedly installed on the said dividing plate 14 with screw fit.These mating holes 146 are parallel in twos side by side, six mating holes 146 that are positioned at supporting part 142 same ends be one group and with three fasteners 100 fixing on it so that a said fastener 40 to be installed.

Above-mentioned radiator 20 can be made into integration by heat conductivility good metal material such as aluminium, copper etc., and it comprises a rectangular substrate 22 and extended vertically downward some radiating fins 24 from these substrate 22 bottom surfaces.Consistent so that this substrate 22 just is placed in the said supporting part 142 said substrate 22 with said pedestal 10 supporting parts 142 in shape; And when the periphery holding of this substrate 22 in 142 last times of said pedestal 10 supporting parts; The end face of substrate 22 flush in or a little more than the end face of this supporting part 142, radiating fin 24 is passed down through supporting part 142 ports 144 and protrudes out supporting part 142 belows.Said radiating fin 24 is parallel to each other and is spaced the middle part in said substrate 22 bottom surfaces, between these radiating fins 24, forms some vertical passages (do not indicate) parallel with radiating fin 24 bearing of trends and some transverse flow channels (not indicating) of vertical cut-out radiating fin 24.These radiating fins 24 profile on the whole is corresponding with the profile of the port 144 of said pedestal 10, so that these radiating fins 24 can pass this port 144.Said substrate 22 end faces offer some screws 220 and to cooperate with plurality of fixed part (figure does not show) said light emitting diode module 30 and said light-guiding shade 50 are installed.

Each light emitting diode module 30 comprises circuit board 32 and some light emitting diodes 34 that evenly is installed on the circuit board 32 of a lengthwise rectangle.The end face that fits in said radiator 20 substrates 22 of these circuit boards 32.These light emitting diode 34 said circuit board 32 length directions are arranged in line, thereby its heat is conducted on the said radiator 20 equably.

Above-mentioned fastener 40 by an elastic metal wire body continuously bending form, it comprises a straight holding section 42, by parallel each other clamping part 44 in these 42 two ends, holding section extended two and two insertion sections 46 that tilted to extend outward by free end (the indicating) symmetry of two clamping parts 44 respectively.Also have two linkage sections 420 between said holding section 42 and said two clamping parts 44, symmetry was extended in this two linkage section 420 was tilted to by the two ends of holding section 42.Said each clamping part 44 comprises two straight press section 442 and the two n shape sections of alternately setting up at interval of controlling 444.Said press section 442 is vertical each other with said holding section 42.Plane, the said section of controlling 444 place is perpendicular to said holding section 42 and plane, said press section 442 place.Said insertion section 46 is roughly L-shaped, is gone out by free end (the not indicating) horizontal-extending of said clamping part 44 sections of controlling 444.Each insertion section 46 comprises that being tilted to a tilting section 462 extending out by the section of controlling 444 reaches by the straight insertion section 464 of extending of tilting section 462 outside bendings.Said two insertion sections 46 are in same plane with the press section 442 of said holding section 42 and said clamping part 44.Said two insert section 464 is parallel to said holding section 42.Holding section 42 corresponding clips of said fastener 40 place in the fastener 100 that is installed in said pedestal 10 supporting parts 142 1 sides, and two insertion sections 464 of two insertion sections 46 of this fastener 40 corresponding clip respectively place in two fasteners 100 that are installed in said supporting part 142 opposite sides.Two press section, 442 correspondences of said clamping part 44 are suppressed in the end face of said radiator 20 substrates 22.The tilting section 462 of said insertion section 46 is suppressed the end face of said substrate 22 and the end face of said pedestal 10 dividing plates 14 simultaneously.

Above-mentioned light-guiding shade 50 is the metal lamellar body of a bending, and it covers on the said light emitting diode module 30, comprises the LGP 52 of a lengthwise and is uniformly distributed in the some light-conductive holes 54 on this LGP 52.Light emitting diode 34 quantity of the quantity of the light-conductive hole 54 on the said LGP 52 and light emitting diode module 30 are consistent, and each light emitting diode 34 correspondence is passed a light-conductive hole 54 to change light direction.The two opposite sides of said LGP 52 are formed with the installation edge (not label) that is pressed on radiator 20 substrates 22 end faces; Offer some through holes 520 on this installation edge and pass respectively and be screwed together in some screws 220 at said radiator 20 substrates 22 middle parts like screw etc. for plurality of fixed part (figure do not show), thus fixing said light-guiding shade 50.

Above-mentioned lampshade 60 is processed by transparent material such as organic glass, resin etc., and it is a rectangle plate body, and is consistent with said pedestal 10 frameworks 12 in shape.The periphery symmetry of this lampshade 60 offers some open-works 62, supplies plurality of fixed part (figure does not show) to pass respectively and cooperates with said framework 12 tops and said lampshade 60 is installed and fixed.

Above-mentioned fastener 100 is formed by a Metal Flake body one bending, and the center forms one and is arch holding part (not indicating) to insert and put said fastener 40.These fastener two ends are the straight lamellar body that can be pressed on said pedestal 10 dividing plates 14 end faces.The middle part at these fastener two ends is offered a perforation 102 respectively and is passed respectively and be screwed together in two corresponding on said pedestal 10 dividing plates 14 mating holes 146 for two screws, thus fixing this fastener 100.

Please consult Fig. 4 in the lump, when assembling above-mentioned led lamp, the radiator 20 of the light emitting diode module 30 that will be sticked earlier is positioned on the supporting part 142 of said pedestal 10, and said radiator 20 radiating fins 24 correspondences are passed supporting part 142 ports 144; Be installed on light-guiding shade 50 correspondences on said radiator 20 substrates 22 then and be covered with said light emitting diode module 30; Again with the corresponding respectively two ends that place said substrate 22 of two fasteners 40; Two fasteners 100 insert and put the holding section 42 of two fasteners 40 respectively; Four fasteners 100 insert and put four of two fasteners 40 respectively and insert section 464; 12 screws pass the twelve punch 102 of this six fastener 100 respectively and are screwed together on the pedestal 10 in the corresponding screw 146, thereby this two fastener 40 are fixed on the dividing plate 14 of pedestal 10 and respectively across two opposite ends of radiator 20 substrates 22, are about to said radiator 20 and are fixed on the said pedestal 10; Place said lampshade 60 lids on the framework 12 of said pedestal 10 at last and be covered with said light emitting diode module 30 and light-guiding shade 50.When dismantling above-mentioned radiator 20; Only need directly with link closely two clamping parts 44 of tool 40 of banjo splint; The two insertion sections 462 that make two clamping parts 44 be close to and drive simultaneously fastener 40 in opposite directions move until in two fasteners, 100 holding parts of correspondence, breaking away from opposite directions; This moment, holding section 42 fixed card of this fastener 40 were formed on the said dividing plate 14, and this fastener 40 can directly take out the radiator that is equiped with light emitting diode module 30 20 after serving as the axle rotating opening with this holding section 42.When once more radiator 20 being installed, only need the above-mentioned flow process of reverse operating to get final product.

In sum, the radiator 20 of the present invention's led lamp is placed on the said pedestal 10, and said light emitting diode module 30 is attached on this radiator 20; Two fasteners 40 fix installation with said radiator 20 with pedestal 10; Dismantling and install 20 in this radiator needs the said fastener of manual operation to get final product, and need not use related tool, convenient installation, dismounting; Thereby simplified the replacing flow process, improved operating efficiency.

Claims (8)

1. led lamp; Comprise a pedestal, a radiator and be attached at some light emitting diode module and the fastener of the said radiator of plurality of fixed on the radiator; Said radiator comprises that a substrate reaches by substrate bottom surface to the some radiating fins that extend below; It is characterized in that: have a dividing plate in the said pedestal; The substrate holding of said radiator is on dividing plate and radiating fin is passed down through dividing plate; Said fastener is fixed in this radiator on the pedestal across said radiator base plate; And fastener middle part is pressed on the said substrate, said fastener by an elastic metal wire body continuously bending form, it comprises and one articulates the holding section be fixed on the said dividing plate, extended by these two ends, holding section respectively and be pressed on two clamping parts on the substrate and extend outward and be movably attached to two insertion sections on the said dividing plate by the free end of two clamping parts respectively; Said each clamping part comprises two straight press section and the two n shape sections of alternately setting up at interval of controlling, and elastic deformation is close to or reinstatement is movably attached on the dividing plate thereby the insertion section of said fastener takes place through the section of controlling of operating two clamping parts.

2. led lamp according to claim 1; It is characterized in that: said dividing plate mediad lower recess forms a supporting part; The bottom surface of this supporting part offers a port that connects this dividing plate and supplies said radiating fin to pass through, and the holding of said radiator base plate periphery is on this supporting part.

3. led lamp according to claim 2 is characterized in that: the end face of the end face of said substrate and pedestal supporting part flushes or a little more than the end face of pedestal supporting part.

4. led lamp according to claim 1; It is characterized in that: one first fastener and 2 second fasteners are installed on the said dividing plate and lay respectively at the relative both sides of substrate; Said fastener is sheet metal bending and forms; Its two ends are connected with dividing plate, the center arch upward form a holding part for the holding section of said fastener articulate, the insertion section of said fastener plugs.

5. led lamp according to claim 1 is characterized in that: two clamping parts of said fastener are parallel to each other and perpendicular to said holding section, two insertion sections of said fastener are tilted to stretch out by two clamping parts symmetry respectively.

6. according to the led lamp of claim 5; It is characterized in that: said insertion section is gone out by the free end horizontal-extending of said clamping part; Comprise by the section of controlling free end being tilted to a tilting section extending out and outwards bending a straight insertion section of extending that this insertion section is inserted in the said second fastener holding part by tilting section.

7. led lamp according to claim 6 is characterized in that: said two insertion sections and said holding section and said clamping part press section are in same plane, and this plane is perpendicular to plane, the said section of controlling place.

8. led lamp according to claim 6 is characterized in that: said clamping part press section is suppressed on said radiator base plate, and suppress simultaneously on said radiator base plate and said pedestal dividing plate said insertion section.